[0] => file 
[1] => variables 
[2] => base_path 
[3] => breadcrumb 
[4] => closure 
[5] => content 
[6] => feed_icons 
[7] => footer_message 
[8] => head 
[9] => head_title 
[10] => help 
[11] => language 
[12] => layout 
[13] => logo 
[14] => messages 
[15] => mission 
[16] => primary_links 
[17] => search_box 
[18] => secondary_links 
[19] => sidebar_left 
[20] => sidebar_right 
[21] => site_name 
[22] => site_slogan 
[23] => css 
[24] => styles 
[25] => scripts 
[26] => tabs 
[27] => title 
[28] => zebra 
[29] => id 
[30] => header 
[31] => directory 
[32] => is_front